﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace TreeView
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, RoutedEventArgs e)
        {
            TreeViewItem newChild = new TreeViewItem();
            newChild.Header = textBox1.Text;
            parent.Items.Add(newChild);
        }

        private void DeleteButton_Click(object sender, RoutedEventArgs e)
        {
            if (parent.IsSelected)
            {
                tree.Items.Remove(parent);
                return;
            }
            
            parent.Items.RemoveAt
                   (parent.Items.IndexOf(tree.SelectedItem));
        }
    }
}
